英文名称:Acetaldehyde,[(3R,3aR,6S,7S,7aS)-6-ethenylhexahydro-3,6-dimethyl-7-(1-methylethenyl)-2(3H)-benzofuranylidene]-,(2Z)-rel- (9CI); Acetaldehyde,[6-ethenylhexahydro-3,6-dimethyl-7-(1-methylethenyl)-2(3H)-benzofuranylidene]-,(2Z,3a,3aa,6b,7a,7aa)-; Norasperenal B